ES8103146A1 - Perfeccionamientos introducidos en lamparas de descarga en vapor de mercurio a baja presion - Google Patents

Perfeccionamientos introducidos en lamparas de descarga en vapor de mercurio a baja presion

Info

Publication number
ES8103146A1
ES8103146A1 ES492755A ES492755A ES8103146A1 ES 8103146 A1 ES8103146 A1 ES 8103146A1 ES 492755 A ES492755 A ES 492755A ES 492755 A ES492755 A ES 492755A ES 8103146 A1 ES8103146 A1 ES 8103146A1
Authority
ES
Spain
Prior art keywords
luminescent
silicate
lamps
screens
holds
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
ES492755A
Other languages
English (en)
Other versions
ES492755A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES8103146A1 publication Critical patent/ES8103146A1/es
Publication of ES492755A0 publication Critical patent/ES492755A0/es
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7774—Aluminates
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/77742—Silicates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

LAMPARAS DE DESCARGA EN VAPOR DE MERCURIO A BAJA PRESION. LA PANTALLA VA PROVISTA DE UN SILICATO LUMINISCENTE DE UN METAL ALCALINO-TERREO JUNTO CON UN TRIO Y/O LANTANO, TENIENDO DICHO SILICATO UNA COMPOSICION DEFINIDA POR LA FORMULA (I), EN LA QUE ME REPRESENTA ESTRONCIO Y/O CALCIO Y LN YTRIO Y/O LANTANO; LAS VARIABLES DE LOS SUBINDICES PUEDEN TOMAR DIVERSOS VALORES REALES PARA LA DETERMINACION CUANTITATIVA DEL COMPUESTO. ESTAS LAMPARAS SON DE EMPLEO EN ELECTROFOTOGRAFIA Y COMO COMPONENTE VERDE PARA FINES DE ILUMINACION.
ES492755A 1979-06-26 1980-06-25 Perfeccionamientos introducidos en lamparas de descarga en vapor de mercurio a baja presion Granted ES492755A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7904953A NL7904953A (nl) 1979-06-26 1979-06-26 Luminescerend scherm.

Publications (2)

Publication Number Publication Date
ES8103146A1 true ES8103146A1 (es) 1981-02-16
ES492755A0 ES492755A0 (es) 1981-02-16

Family

ID=19833418

Family Applications (1)

Application Number Title Priority Date Filing Date
ES492755A Granted ES492755A0 (es) 1979-06-26 1980-06-25 Perfeccionamientos introducidos en lamparas de descarga en vapor de mercurio a baja presion

Country Status (6)

Country Link
EP (1) EP0021536B1 (es)
JP (1) JPS568485A (es)
CA (1) CA1155635A (es)
DE (1) DE3061100D1 (es)
ES (1) ES492755A0 (es)
NL (1) NL7904953A (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8006223A (nl) * 1980-11-14 1982-06-01 Philips Nv Luminescerend scherm en lagedrukkwikdampontladingslamp voorzien van een dergelijk scherm.
JP4228628B2 (ja) 2002-08-29 2009-02-25 住友化学株式会社 真空紫外線励起発光素子用蛍光体
JPWO2007034609A1 (ja) * 2005-09-26 2009-03-19 国立大学法人 新潟大学 紫外発光長残光蛍光体
CN104650858B (zh) * 2015-02-11 2016-08-24 浙江科技学院 一种led用荧光粉及其制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3523091A (en) * 1967-10-27 1970-08-04 Westinghouse Electric Corp Lanthanum,yttrium silicate phosphors
GB1254110A (en) * 1968-05-13 1971-11-17 Thorn Electrical Ind Ltd Alkaline earth metal halosilicate phosphors
AU2767471A (en) * 1970-04-21 1972-10-19 Nv. Philips' Gloeilampenfabrieken Luminescent screen
GB1326868A (en) * 1971-04-16 1973-08-15 Tokyo Shibaura Electric Co Cathode ray tube for a flying spot scanner
US4052329A (en) * 1973-03-02 1977-10-04 Matsushita Electric Industrial Co., Ltd. Method of preparing cerium-activated yttrium silicate phosphor

Also Published As

Publication number Publication date
JPS568485A (en) 1981-01-28
EP0021536A1 (en) 1981-01-07
DE3061100D1 (en) 1982-12-23
EP0021536B1 (en) 1982-11-17
CA1155635A (en) 1983-10-25
NL7904953A (nl) 1980-12-30
JPS6334916B2 (es) 1988-07-12
ES492755A0 (es) 1981-02-16

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970519